HttpHelloWorldServer.java

/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package org.jboss.netty.example.http.helloworld;

import java.net.InetSocketAddress;
import java.util.concurrent.Executors;

import org.caudexorigo.Shutdown;
import org.jboss.netty.bootstrap.ServerBootstrap;
import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory;

/**
 * An HTTP server that sends back the content of the received HTTP request in a pretty plaintext form.
 */
public class HttpHelloWorldServer
{
	private final int port;

	public HttpHelloWorldServer(int port)
	{
		this.port = port;
	}

	public void run()
	{
		// Configure the server.
		ServerBootstrap bootstrap = new ServerBootstrap(new NioServerSocketChannelFactory(Executors.newCachedThreadPool(), Executors.newCachedThreadPool()));

		// Enable TCP_NODELAY to handle pipelined requests without latency.
		bootstrap.setOption("child.tcpNoDelay", true);
		bootstrap.setOption("backlog", 1024);

		// Set up the event pipeline factory.
		bootstrap.setPipelineFactory(new HttpHelloWorldServerPipelineFactory());

		// Bind and start to accept incoming connections.
		InetSocketAddress inet = new InetSocketAddress(port);
		bootstrap.bind(inet);
		System.out.printf("Httpd started. Listening on: %s%n", inet.toString());
	}

	public static void main(String[] args)
	{
		try
		{
			int port;
			if (args.length > 0)
			{
				port = Integer.parseInt(args[0]);
			}
			else
			{
				port = 8080;
			}
			new HttpHelloWorldServer(port).run();
		}
		catch (Throwable t)
		{
			Shutdown.now(t);
		}
	}
}